diff --git a/packages/iris-grid/src/sidebar/aggregations/AggregationUtils.ts b/packages/iris-grid/src/sidebar/aggregations/AggregationUtils.ts
index d381aab049..e702bec273 100644
--- a/packages/iris-grid/src/sidebar/aggregations/AggregationUtils.ts
+++ b/packages/iris-grid/src/sidebar/aggregations/AggregationUtils.ts
@@ -8,8 +8,7 @@ import AggregationOperation from './AggregationOperation';
  */
 export const isRollupOperation = (type: AggregationOperation): boolean => {
   switch (type) {
-    case AggregationOperation.COUNT:
-      return true;
+    // currently no rollup only operations, but there has been in the past
     default:
       return false;
   }